|Map showing current Colorado state county boundaries with color-coded
delineations of Mexican-Spanish land grants. Yellow shows the
Vigil & St. Vrain Grant which included parts of current Las Animas,
Huerfano, Pueblo & Otero counties. Green shows the Maxwell Grant
which included the current southwestern portion of Las Animas County.
Orange shows the Sangre de Cristo Grant which included all of
present-day Costilla County. Pink shows the Conejos Grant which included
all of current Conejos and Rio Grande counties as well as a small
northeastern portion of Mineral County, a small portion of southern
Saguache County and western Alamosa County. Blue shows the Tierra
Amarilla Grant which included the southeastern portion of current
Archuleta County. Red shows the Nolan Grant which included a portion of
present-day western Pueblo County. Purple shows the Luis Baca Grant
which included a small portion of current southeastern Saguache County.
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